W3C Compliance This website has been constructed to comply with guidelines issued by the
W3C/WAI. All pages meet Priority Level 3 (AAA) of the W3C Web Content Accessibility Guidelines and have been Bobby approved to Priority 3 (AAA).
Usability Due to the nature of symbol language presentation, tables are used to align qualifiers in the right place for each symbol. The tables have been given a summary description so that screen reader users will be able to interpret the symbol information.
Flash Whilst this website uses Macromedia Flash Player to enhance the experience of users, some people may have difficulty navigating the site. If this is the case please switch to the non-flash version using the link below:
You are currently viewing the Flash version of this website
Tab Indexing Tab Indexing is the use of the tab button on a keyboard to navigate around the links in a web page. Every time the tab key is pressed the next link is selected. This is shown by a dotted line around the link text or image. Tab indexing is designed to make navigating through the website easier for visitors only using a keyboard.